noun
downhill road; descending road
A road or path that goes downhill. Often used in contrast to 上り道 (uphill road).
この下り道は急だから、気をつけて運転してください。
This downhill road is steep, so please drive carefully.
山の下り道でブレーキをかけすぎると危ない。
It's dangerous to brake too much on a mountain downhill road.